Issued Patents 2020
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10856662 | Load support structure | Johann Burkhard Schmitz, Claudia Plikat, Roland Rolf Otto Zwick, Andrew Keith Hector, John F. Aldrich | 2020-12-08 |
| 10820706 | Load support structure | Johann Burkhard Schmitz, Claudia Plikat, Roland Rolf Otto Zwick, Andrew Keith Hector, John F. Aldrich | 2020-11-03 |
| 10743677 | Attachment structure for suspension seating | Johann Burkhard Schmitz, Roland Rolf Otto Zwick, James D. Slagh, Brent Tracy, Michael D. Stanton, Sr. | 2020-08-18 |
| D887158 | Chair | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2020-06-16 |
| 10624457 | Chair | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2020-04-21 |
| D874860 | Chair | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2020-02-11 |
| D874202 | Chair | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2020-02-04 |
| 10531738 | Mechanical assembly for a chair and chair with such a mechanical assembly | Johann Burkhard Schmitz, Roland Rolf Otto Zwick | 2020-01-14 |